Seems like you want an existential type:
data Foo = forall a. Bar a => Foo a Bool
On 27 Dec 2008, at 22:24, Andrew Wagner wrote:
I'm sure there's a way to do this, but it's escaping me at present.
I want to do something like this:
data Foo = Bar a => Foo a Bool ...
That is, I want to create a new type, Foo, whose constructor takes
both a Boolean and a value of a type of class Bar.
_______________________________________________
Haskell-Cafe mailing list
Haskell-Cafe@haskell.org
http://www.haskell.org/mailman/listinfo/haskell-cafe
_______________________________________________
Haskell-Cafe mailing list
Haskell-Cafe@haskell.org
http://www.haskell.org/mailman/listinfo/haskell-cafe
